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HGST

250 GB Travelstar™ 7K320 Hard Disk Drive

2.5-Inch | SATA 3.0Gb/s | 7200 RPM | 16MB Cache
High-performance laptop storage
High-performance mobile storage without sacrificing capacity or power
Travelstar™ 7K320 is the industry's only fourth-generation 7200 RPM 2.5-inch hard drive equivalent to HGST 5400 RPM products. The 160GB per platter one- and two-disk models deliver 60% higher capacity and 12% better application performance than its predecessor. HGST provides best-of-breed power and operating shock in Travelstar 7K320 by matching its 5400 RPM models. Designed to support the high-performance needs of multi-tasking commercial users and consumers on-the-go, Travelstar 7K320 offers speed without sacrificing battery life, capacity or audio quality. HGST offers optional hard-drive-level encryption for users looking for increased data security and models with enhanced availability to deliver high-capacity storage for non-stop environments.
HGST quality and service
HGST Travelstar mobile hard disk drives are designed to the highest quality standards and contain field-proven components. HGST provides worldwide technical support and integration services to enable global customers to bring their products to market quickly.

250GB HGST Travelstar 7K320 Specifications:

Specifications

Form Factor
2.5″ HDD
Interface
SATA 3Gb/s
Capacity1
250GB
Formatted Capacity2
232GiB
Rotational Speed
7,200 RPM
Cache / Data Buffer
16MB
Manufacturer Model Number
HTS723225L9A360
Format

Physical

Height (max)
9.5mm (0.370″)
Width (max)
70mm (2.755″)
Length (max)
100mm (3.937″)
Weight (typical)
102g (0.24 lbs.)
Data Heads
4
Number of Disks
2
Bytes per Sector
512
Areal Density
252Gb/in2

Reliability3

Contact Start-Stops
600,000
Warranty
3 Year HGST Warranty

Performance

Transfer Rate (Max)
3.0 Gb/s
Track-to-track Seek
1.0ms
Average Seek Time
12.0ms
Average Latency
4.2ms

Power

Maximum Start Current, DC
5.5 Watts
Seek Power
2.2 Watts
Read Power
1.8 Watts
Write Power
1.8 Watts
Idle Mode
1.7 Watts
Idle Mode, Active
1.0 Watts
Idle Mode, Low Power
0.8 Watts
Standby Mode
0.2 Watts
Sleep Mode
0.1 Watts

Environmental (Operating)

Shock
400 G max at 2ms
Ambient Temperature (°F)
41°F to 131°F
Ambient Temperature (°C)
5°C to 55°C
Altitude
-304.8 m to 3,048 m (-1,000 ft to 10,000+ ft)

Environmental (Non-Operating)

Shock
1000 G max at 1ms
Ambient Temperature (°F)
-40°F to 149°F
Ambient Temperature (°C)
-40°C to 65°C
Altitude
-304.8 m to 12,192 m (-1000 ft to 40,000+ ft)

Acoustics

Idle (Typical)
2.5 bels
Seek (Typical)
2.8 bels
  1. 1GB = 1,000,000,000 bytes. Total accessible capacity varies depending upon operating environment (typically 5-10% less). The actual total capacity will depend on your own defined file settings/preferences.
  2. In terms of standard gigabytes, 1GiB ≈ 1.074GB and refers to the actual formatted capacity of shown under Mac OS 10.5 or earlier and Microsoft Windows OS.
  3. Specific application environments such as temperature and duty cycle will affect the overall reliability rates.
Manufacturer provided specifications for HGST p/n 0A50940
HGST 250 GB Travelstar™ 7K320 Hard Disk Drive Mfr P/N: 0A50940 OWC SKU: HIT0A50940 16MB Cache Variable RPM
SATA Revision 3.0 6Gb/s (1.5Gb/s backwards compatible)
2.5-inch Hard Disk Drive.
30 Day OWC Fulfilled Limited Warranty
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